view src/video/qnxgf/SDL_gf_render.h @ 3474:1edb86163d62

Of COURSE that trick wouldn't work on all renderers. Fall back to something for now, hopefully figure out a better way to do this later. If we have to, we can use vertical line and horizontal line textures for vertical and horizontal lines, and then create custom textures for diagonal lines and software render those. It's terrible, but at least it would be pixel perfect.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 21 Nov 2009 07:22:59 +0000
parents 7f684f249ec9
children f7b03b6838cb
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/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2009 Sam Lantinga

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga
    slouken@libsdl.org

    QNX Graphics Framework SDL driver
    Copyright (C) 2009 Mike Gorchak
    (mike@malva.ua, lestat@i.com.ua)
*/

#ifndef __SDL_GF_RENDER_H__
#define __SDL_GF_RENDER_H__

#include "../SDL_sysvideo.h"

#include <gf/gf.h>

#define SDL_GF_MAX_SURFACES 3

typedef struct SDL_RenderData
{
    SDL_Window *window;         /* SDL window type                    */
    SDL_bool enable_vsync;      /* VSYNC flip synchronization enable  */
    gf_surface_t surface[SDL_GF_MAX_SURFACES];  /* Surface handles     */
    gf_surface_info_t surface_info[SDL_GF_MAX_SURFACES];        /* Surface info   */
    uint32_t surface_visible_idx;       /* Index of visible surface     */
    uint32_t surface_render_idx;        /* Index of render surface      */
    uint32_t surfaces_count;    /* Amount of allocated surfaces */
} SDL_RenderData;

typedef struct SDL_TextureData
{
    gf_surface_t surface;
    gf_surface_info_t surface_info;
} SDL_TextureData;

extern void gf_addrenderdriver(_THIS);

#endif /* __SDL_GF_RENDER_H__ */

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